Explosion Proof Overhead Crane, for Flammable, Explosive Media Working Conditions

Model Number: QB 10t-15m-B Brand Name: Weihua Key Specifications/Special Features: Technological parameters:5 to 50/10T capacityQB type explosion-proof bridge crane with hookCapacity: 5 to 50/10TSpan: 10.5 to 31.5mMaximum lifting height:Main hook: 12 to 16mAux hook: 14 to 18m

Working duty: A3 to A4
Ex-proof grades: Exd II BT4 and Exd II CT4
Speed:

Main lift: 1.9 to 3.7m/minute
Aux lift: 3.37 to 3.8m/minute
Trolley travel: 8.9 to 10.3m/minute
Crane travel: 12 to 12.6m/minute

Motor: YBZE special Ex-proof motor
Total weight: 11.3 to 64.9T
Maximum wheel pressure: 74 to 450KN
Steel track: 43kg/m, QU70, QU80, square bar 90 to 100
Power supply: 380V/50Hz/3 phase AC or customized

Introduction:

• This type of crane is specially designed and manufactured to meet special working environment
• Explosion-proof performance of all motors and electric components of QB explosion-proof crane satisfy standards stipulated by GB3836.2-2000 explosion proof electric equipment working in explosive gas environment part 2: flame-proof type D and the performance of the crane meet demands in JB/T5879-1991 explosion-proof crane
• With obtained explosion-proof certificate after passing examinations by units designated by the government to test explosion-proof products
• Explosion-proof marks are Exd II BT4 and Exd II CT4 respectively
• Suitable for areas where the explosion transmission is not higher than II B or II C and ignition temperature group of inflammable gas or explosive mixture of steam and gas is not lower than T4
• Applicable dangerous zones are zone 1 and zone 2 (please refer to GB3836.1-2000 for details)
• This product is generally controlled on the ground, but control from driver’s cabin is also available
• Working duty is intermediate
• Note: 5 to 10T crane does not have an auxiliary hook